Finding the Fourth Proportional to 146,360.08, 201,977.88 and 79,292.08
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Solution
The fourth proportional to 146,360.08, 201,977.88 and 79,292.08 is: 109,423.60
Step by Step Solution
- Step 1: Write the proportion equation
146,360.08 : 201,977.88 = 79,292.08 : x - Step 2: Convert to fraction form
146,360.08/201,977.88 = 79,292.08/x - Step 3: Cross multiply
146,360.08x = 201,977.88 × 79,292.08 - Step 4: Simplify right side
146,360.08x = 16,015,246,219.19 - Step 5: Solve for x
x = 16,015,246,219.19/146,360.08 - Step 6: Final answer
x = 109,423.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.